Concentric Security Perimeter Security Solutions
Management Bios

Management Team - Bios


MOO.JPGMark Oakes, PSP, Chief Executive Officer

Mark is the CEO and founder of Intellimar, Inc. and its two wholly owned companies; Concentric Security, LLC and Blue Ember Technologies.

He is a board-certified Physical Security Professional (PSP) through ASIS International with more than 25 years of experience in the planning, design and construction of physical security construction projects.

Mark is nationally recognized as an authority on the application of the physical security measures that protect facilities against bullet, blast and attack-related threats. He is also recognized for his expertise in strategic planning, business development, and the industry dynamics that impact end users and providers in the industrial security marketplace. He has authored numerous industry articles and speaks regularly on a wide range of business and security technology-related subjects. He consults regularly with both industry and a variety of federal government agencies.

He is the Chairman of the ASTM International Committee E54 on Homeland Security Applications. In this role he leads 466 contributing members who address issues related to standards and guidance materials for homeland security applications. He is also the Chair for the ASTM E54.91 strategic planning subcommittee.

In addition to ASTM International, Oakes is a member of ASIS International, the Society of American Military Engineers, the Construction Specifications Institute, and the Coalition for Government Procurement. He holds an M.A. in accounting/finance and an M.B.A., both from Auburn University, Alabama.

Mark and his team were awarded the Maryland Ernst & Young Business Services Entrepreneur of the Year, The Baltimore, Maryland Future 50 Award and his company was listed #34 on the 2004 INC 500 list of the fastest growing privately held US companies and #38 on the 2005 INC 500 list.

During his career he has held senior level marketing, sales and executive level positions marketing/sales positions at Norment Industries as well as the President of Mistral Security.


DW Headshot crop.jpgC. David Wachs, President

David has over 25 years of experience in the security industry in manufacturing, sales and management. He has been involved with security products ranging from high security doors and window, electronic controls and perimeter security products.

David has been with Concentric Security for over 5 years and has been an integral part of the growth of the company during that time including starting the first regional office for Concentric Security.

In his role as President, David is responsible for all aspects of sales and operations and the develop plan for growth. Before stepping in to the role of President for the organization, David was the Director of Sales, developing and organizing the sales team.

Before joining Concentric Security, David held senior management responsibilities at Norshield Security Products, Fiber Sensys, Airteq, Montgomery Technology, Inc, and Knox Kershaw, Inc. David holds a BS in Industrial Engineering and a Masters in Business Administration from Auburn University.


jbraymugshot_crop.jpgJohn Bray, Vice President, Service Division

John has over 11 years of experience in the security industry in systems, manufacturing and oversight.

In his role as Vice President, John is responsible for overseeing the Service Division which maintains more than 200 barrier units across 30+ sites throughout the region and is rapidly growing.

John also serves as the General Manger of Blue Ember Technologies, a sister manufacturing company. With a background in software development and network administration, John was hired as Concentric Security's first IT Manager and progressed quickly to become the IT Director.

Before joining Concentric Security, John held IT positions at the Pan American Health Organization in Washington DC and the University of Maryland at College Park.




GM Headshot crop.jpgGary Mangus, Director of Construction Operations

Gary has over twenty four years experience in the security industry including supply, installation, construction and maintenance of physical and electronic security systems consisting of perimeter systems, access control, and Programmable Logic Control (PLC) based control systems.

Gary is responsible for planning, directing, and coordinating the efforts of Concentric Security including project management, project engineering, safety and field operations personnel toward the accomplishment of corporate and customer objectives. He insures budgeted billings at minimum cost while maintaining maximum customer satisfaction. He reviews and negotiates terms and conditions of all contracts and subcontracts received or issued by project operations.

He is also responsible for developing, coordinating and implementing appropriate policies and procedures for the cost-effective management, engineering and installation of construction projects. Gary was most recently the President of the Institutional Security Systems Group for Compudyne Corporation; one of the largest detention equipment contractors and electronic systems integrators in the nation.

Gary oversaw operations at its corporate headquarters in Montgomery, Alabama, and was responsible for profit and loss performance of the West Coast, Southwest, Northeast and the Southeast Offices. Gary holds a BS in Civil Engineering and a Masters in Business Administration from Auburn University.